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Finding the Fourth Proportional to 549,702.10, 824,553.15 and 269,766.10

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Solution

The fourth proportional to 549,702.10, 824,553.15 and 269,766.10 is: 404,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,702.10 : 824,553.15 = 269,766.10 : x
  2. Step 2: Convert to fraction form
    549,702.10/824,553.15 = 269,766.10/x
  3. Step 3: Cross multiply
    549,702.10x = 824,553.15 × 269,766.10
  4. Step 4: Simplify right side
    549,702.10x = 222,436,487,518.22
  5. Step 5: Solve for x
    x = 222,436,487,518.22/549,702.10
  6. Step 6: Final answer
    x = 404,649.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.